Stair tread having a slip-resistant surface



FIG. 1 is a perspective view of the stair tread having a slip-resistant surface;

FIG. 2 is a left elevation view of the stair tread having a slip-resistant surface;

FIG. 3 is a front elevation view of the stair tread having a slip-resistant surface;

FIG. 4 is a rear elevation view of the stair tread having a slip-resistant surface;

FIG. 5 is a top plan view of the stair tread having a slip-resistant surface; and,

FIG. 6 is a bottom plan view of the stair tread having a slip-resistant surface. 

The ornamental design of a stair tread having a slip-resistant surface, as shown and described. 